Panel



FIG. 1 is a front view of a panel showing our new design.

FIG. 2 is a rear view of the panel.

FIG. 3 is a top view of the panel.

FIG. 4 is a bottom view of the panel.

FIG. 5 is a side view of the panel.

FIG. 6 is an opposite side view of the panel; and,

FIG. 7 is a perspective view of the panel.

Features shown in broken lines are environment only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a panel, as shown and described. 